(0 19 4)(1 20 13)(2 12 9)(3 7 5)(6 18 16)(8 14 11)(10 17 15)
ALLOWS (11/8)-SEQUENCE
1: (10 17 18)

(0 19 4)(1 20 13)(2 12 9)(3 7 5)(6 18 15 10 16)(8 14 11)(17)
2: (6 10 16)

(0 19 4)(1 20 13)(2 12 9)(3 7 5)(6)(8 14 11)(10 18 15)(16)(17)
3: (2 12 9)

(0 19 4)(1 20 13)(2)(3 7 5)(6)(8 14 11)(9)(10 18 15)(12)(16)(17)
4: (10 18 15)

(0 19 4)(1 20 13)(2)(3 7 5)(6)(8 14 11)(9)(10)(12)(15)(16)(17)(18)